import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'
// 组织架构
import department from './modules/department'
// 角色管理
import role from './modules/role'
// employee
import employee from './modules/employee'
// 权限管理
import permission from './modules/permission'
// 审批管理
import approval from './modules/approval'
// 考勤管理
import attendance from './modules/attendance'
// 工资管理
import salary from './modules/salary'
// 社保管理
import social from './modules/social'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
// 静态路由->所有人都可以访问/登录/404/首页
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [{
      path: 'dashboard',
      name: 'Dashboard',
      component: () => import('@/views/dashboard/index'),
      meta: { title: '首页', icon: 'dashboard' }
    }]
  },
  // 作业-组织架构：点击 首页-快捷入口-假期审批 进入
  {
    path: '/zuzhijiagou',
    name: 'zuzhijiagou',
    component: () => import('@/views/homework/zuzhijiagou/index.vue'),
    hidden: true,
    meta: {
      title: '作业-组织架构',
      icon: 'tree'
    }
  }
  // 404 page must be placed at the end !!!
  // { path: '*', redirect: '/404', hidden: true }
]
// 动态路由 必须有权限才可以访问(取决于用户的角色信息)/组织架构/员工/角色......
export const asyncRoutes = [

  // 组织架构
  department,
  // 角色
  role,
  // 员工
  employee,
  // 权限
  permission,
  // 考勤
  attendance,
  // 审批
  approval,
  // 工资
  salary,
  // 社保
  social

]

const createRouter = () => new Router({
  mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
// hash和history对比
// 1.外观 hash带# history不带#
// 2.原理 hash window.onHashChange 检测#后面部分的变化
// history history.pushState()跳转 加载
// 3.刷新问题 地址栏更改后是否引起页面刷新
// 4.上线后的支持 由于history地址栏变化会刷新 导致 出现404的问题
// 必须后端配合来实现
